GI Part 1- 2 Flashcards
What percent of salivary glands are parotid and mandibularis?
90%
What level of functions are the following:
Immunologic function
Thermoregulation
Defense mechanism
Secondary
What level of functions are the following:
Protect bucal mucosa and teeth
Facilitate deglutition
Initiate enzymatic carb digestion
PH regulation
Primary
What percent of saliva is water?
99%
Why do cows have 60-160 volumes of saliva a day, which is the highest?
Keeps pH high for rumination
What type of saliva storage produces secondary saliva with K and HCO, and releases Na and Cl?
Saliva ducts
What type of saliva storage produces primary saliva, Cl, Na, and Water is produced with amylase and lysozyme?
Saliva acinus
What type of receptors are used by parasympathetic regulation of saliva?
M3- receptors
What type of receptors increase saliva secretion with contraction of myoepithelial cells- saliva is dilute?
M3 receptors of parasympathetic
What type of receptors are used by sympathetic regulation of saliva?
Alpha 1 receptors
What type of receptors are:
Secretion of small volumes of consistent, mucous, saliva?
Alpha 1 receptors of sympathetic regulation
What type of saliva stimulation is the following:
Through contact with bucal mucosa= Mechanoreceptors
Innate/reflux
What type of saliva stimulation is the following:
Through sight, smell, or imagination of food
Conditioned